Usha Singh Natyasastra mein nerupit lakshan aur sidhanth. - Delhi Eastern Book Linkers 2010 - xiv,205p. cm. ISBN: 550 Standard No.: 109491 Source: 179, 04/10/2010, Vidyanidhi Prakashan Textual Subjects--Topical Terms: Sanskrit Dewey Class. No.: O15:gx1,1:g, Q0